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Grade 12Algebra

If n(A) + n(B) = 10, then maximum number of elements in the cartesian product (A × B) is equal to - (1) 10 (2) 15 (3) 25 (4) 35

Profile image of Tanya
9 Years agoGrade 12
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1 Answer

Profile image of sumit kumar pathak
ApprovedApproved Tutor Answer9 Years ago
n(AxB) = n(A)xn(B)Here n(A)+n(B) = 10Then highest value in multiplication is 5x5=25 since 6x4 =24 and so on.

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